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Side-by-side financial comparison of System1, Inc. (SST) and Whitestone REIT (WSR). Click either name above to swap in a different company.

System1, Inc. is the larger business by last-quarter revenue ($51.9M vs $43.9M, roughly 1.2× Whitestone REIT). Whitestone REIT runs the higher net margin — 52.0% vs -26.0%, a 78.0% gap on every dollar of revenue. On growth, Whitestone REIT posted the faster year-over-year revenue change (7.5% vs -31.3%). Over the past eight quarters, Whitestone REIT's revenue compounded faster (8.7% CAGR vs -21.8%).

System1 is an American Internet advertising company. Formerly known as OpenMail, it was founded in 2013. It describes itself as operating a "Responsive Acquisition Marketing Platform", and cites privacy as one of its principal foci, although it has been criticized for its influence on privacy-focused properties, including search engine Startpage.com. It is headquartered in Marina del Rey, California.

Whitestone REIT is a publicly traded real estate investment trust that acquires, owns, manages and redevelops open-air community shopping centers, primarily located in high-growth metropolitan areas across the southwestern and southeastern United States. Its property portfolio is largely anchored by daily necessity, service-focused retail tenants that cater to regular local consumer demand.

SST vs WSR — Head-to-Head

Bigger by revenue
SST
SST
1.2× larger
SST
$51.9M
$43.9M
WSR
Growing faster (revenue YoY)
WSR
WSR
+38.8% gap
WSR
7.5%
-31.3%
SST
Higher net margin
WSR
WSR
78.0% more per $
WSR
52.0%
-26.0%
SST
Faster 2-yr revenue CAGR
WSR
WSR
Annualised
WSR
8.7%
-21.8%
SST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SST
SST
WSR
WSR
Revenue
$51.9M
$43.9M
Net Profit
$-13.5M
$22.8M
Gross Margin
41.0%
Operating Margin
-33.6%
53.0%
Net Margin
-26.0%
52.0%
Revenue YoY
-31.3%
7.5%
Net Profit YoY
4.8%
31.7%
EPS (diluted)
$-3.58
$0.43

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
SST
SST
WSR
WSR
Q4 25
$51.9M
$43.9M
Q3 25
$61.6M
$41.0M
Q2 25
$78.1M
$37.9M
Q1 25
$74.5M
$38.0M
Q4 24
$75.6M
$40.8M
Q3 24
$88.8M
$38.6M
Q2 24
$94.6M
$37.6M
Q1 24
$84.9M
$37.2M
Net Profit
SST
SST
WSR
WSR
Q4 25
$-13.5M
$22.8M
Q3 25
$-18.5M
$18.3M
Q2 25
$-17.5M
$5.1M
Q1 25
$-15.9M
$3.7M
Q4 24
$-14.2M
$17.3M
Q3 24
$-23.6M
$7.6M
Q2 24
$-26.4M
$2.6M
Q1 24
$-10.5M
$9.3M
Gross Margin
SST
SST
WSR
WSR
Q4 25
41.0%
Q3 25
36.9%
Q2 25
35.7%
Q1 25
38.2%
Q4 24
42.1%
Q3 24
28.0%
Q2 24
27.6%
Q1 24
21.9%
Operating Margin
SST
SST
WSR
WSR
Q4 25
-33.6%
53.0%
Q3 25
-25.3%
45.5%
Q2 25
-20.4%
13.8%
Q1 25
-17.6%
10.2%
Q4 24
-15.7%
43.3%
Q3 24
-24.6%
20.3%
Q2 24
-30.8%
7.2%
Q1 24
-30.4%
25.9%
Net Margin
SST
SST
WSR
WSR
Q4 25
-26.0%
52.0%
Q3 25
-30.1%
44.7%
Q2 25
-22.4%
13.3%
Q1 25
-21.3%
9.7%
Q4 24
-18.7%
42.5%
Q3 24
-26.6%
19.7%
Q2 24
-27.9%
6.9%
Q1 24
-12.4%
25.1%
EPS (diluted)
SST
SST
WSR
WSR
Q4 25
$-3.58
$0.43
Q3 25
$-2.30
$0.35
Q2 25
$-2.23
$0.10
Q1 25
$-0.21
$0.07
Q4 24
$-3.41
$0.34
Q3 24
$-3.37
$0.15
Q2 24
$-3.80
$0.05
Q1 24
$-0.16
$0.18

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
SST
SST
WSR
WSR
Cash + ST InvestmentsLiquidity on hand
$86.9M
$4.9M
Total DebtLower is stronger
$305.1M
$649.4M
Stockholders' EquityBook value
$30.5M
$458.1M
Total Assets
$405.0M
$1.2B
Debt / EquityLower = less leverage
10.01×
1.42×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SST
SST
WSR
WSR
Q4 25
$86.9M
$4.9M
Q3 25
$54.6M
$6.8M
Q2 25
$63.6M
$5.3M
Q1 25
$43.9M
$5.6M
Q4 24
$63.6M
$5.2M
Q3 24
$69.1M
$2.5M
Q2 24
$75.7M
$3.2M
Q1 24
$69.9M
$6.2M
Total Debt
SST
SST
WSR
WSR
Q4 25
$305.1M
$649.4M
Q3 25
$259.2M
Q2 25
$263.3M
Q1 25
$267.4M
Q4 24
$255.1M
$632.5M
Q3 24
$259.2M
Q2 24
$263.3M
Q1 24
$268.6M
Stockholders' Equity
SST
SST
WSR
WSR
Q4 25
$30.5M
$458.1M
Q3 25
$42.7M
$439.5M
Q2 25
$58.2M
$427.5M
Q1 25
$67.2M
$431.0M
Q4 24
$80.3M
$438.2M
Q3 24
$90.3M
$419.5M
Q2 24
$109.4M
$418.3M
Q1 24
$131.7M
$421.6M
Total Assets
SST
SST
WSR
WSR
Q4 25
$405.0M
$1.2B
Q3 25
$385.2M
$1.1B
Q2 25
$429.2M
$1.2B
Q1 25
$419.2M
$1.1B
Q4 24
$459.1M
$1.1B
Q3 24
$479.3M
$1.1B
Q2 24
$511.3M
$1.1B
Q1 24
$521.1M
$1.1B
Debt / Equity
SST
SST
WSR
WSR
Q4 25
10.01×
1.42×
Q3 25
6.07×
Q2 25
4.53×
Q1 25
3.98×
Q4 24
3.18×
1.44×
Q3 24
2.87×
Q2 24
2.41×
Q1 24
2.04×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
SST
SST
WSR
WSR
Operating Cash FlowLast quarter
$-10.6M
$50.8M
Free Cash FlowOCF − Capex
$50.5M
FCF MarginFCF / Revenue
114.9%
Capex IntensityCapex / Revenue
0.0%
0.7%
Cash ConversionOCF / Net Profit
2.22×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SST
SST
WSR
WSR
Q4 25
$-10.6M
$50.8M
Q3 25
$-2.1M
$18.0M
Q2 25
$24.5M
$13.8M
Q1 25
$-15.9M
$3.1M
Q4 24
$772.0K
$58.2M
Q3 24
$-5.0K
$16.4M
Q2 24
$10.0M
$12.3M
Q1 24
$-16.0M
$11.5M
Free Cash Flow
SST
SST
WSR
WSR
Q4 25
$50.5M
Q3 25
Q2 25
Q1 25
$-16.0M
Q4 24
$58.0M
Q3 24
$-36.0K
Q2 24
Q1 24
FCF Margin
SST
SST
WSR
WSR
Q4 25
114.9%
Q3 25
Q2 25
Q1 25
-21.5%
Q4 24
142.1%
Q3 24
-0.0%
Q2 24
Q1 24
Capex Intensity
SST
SST
WSR
WSR
Q4 25
0.0%
0.7%
Q3 25
0.0%
Q2 25
0.0%
Q1 25
0.1%
Q4 24
0.0%
0.5%
Q3 24
0.0%
Q2 24
0.0%
Q1 24
0.0%
Cash Conversion
SST
SST
WSR
WSR
Q4 25
2.22×
Q3 25
0.98×
Q2 25
2.74×
Q1 25
0.83×
Q4 24
3.36×
Q3 24
2.15×
Q2 24
4.73×
Q1 24
1.23×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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